316823-25-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 316823-25-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,1,6,8,2 and 3 respectively; the second part has 2 digits, 2 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 316823-25:
(8*3)+(7*1)+(6*6)+(5*8)+(4*2)+(3*3)+(2*2)+(1*5)=133
133 % 10 = 3
So 316823-25-3 is a valid CAS Registry Number.